/* Add here all your css styles (customizations) */

* {
    font-family: 'Open Sans', sans-serif;
}

.hero ul li {
    font-size: 0.85em;
    margin-bottom: 1rem;
    line-height: 1.4;
    font-style: italic
}

.organizers-type-list {
    font-size: 0.85em
}

.organizers-type-list-float {
    position: fixed;
    z-index: 999999;
    top: 20px;
}



#organizers h4 {
    margin: 20px 0 30px;
    border-left: 7px solid #cc0000;
    padding-left: 10px;
    line-height: 0.9;
}

#organizers ul {
    margin: 0;
    padding: 0;
    overflow: hidden;
    clear: both;
    margin-bottom: 1rem;
    border-bottom: 1px dotted #e1e2e3
}



#organizers ul li.person-card {
    list-style: none;
    width: 33%;
    float: left;
    height: 260px;
    overflow: hidden;
    text-align: center;
    font-size: 10px;
    line-height: 1.5;
    color: #999
}

#organizers ul li.person-card a {
    display: block;
    font-size: 1.5rem;
    font-weight: bold
}

#organizers ul li.person-card a img {
    /* width: 170px; */
    max-height: 200px;
    display: block;
    margin: 0 auto 5px;
    padding: 2px;
    border: 1px solid #f1f2f3;
    border-radius: 6px !important;
}
#organizers ul li.person-card .affiliation {
    display: block;
    font-size: 1.5rem;
    color: #555;
    margin-top: 0.5em;
}


blockquote.hero {
    border-left: solid 2px #e1e2e3;
}

.hero ul {
    padding: 0 20px 0 20px
}

.news-v3 p,
.save_the_date p {
    word-spacing: 0.1rem;
    line-height: 2;
    text-align: justify;
}

.news-v3-in h3 {
    font-size: 1.5rem !important;
    color: #717273
}

.news-v3-in h3 strong {
    display: block;
    font-size: 2rem;
    color: #555
}


.sponsorship-table {
    /* Sponsorship table base styles */
}

.sponsorship-table th,
.sponsorship-table td {
    vertical-align: middle !important;
    word-break: break-all
}

.sponsorship-table ul {
    margin-bottom: 0
}

.sponsorship-table ul li {
    margin: 5px 0 10px;
    font-size: 0.9em
}


.sponsor-class {
    margin-left: auto;
    margin-right: auto;
    font-size: 1.2rem;
    margin-top: 20px;
    text-align: center;
    border-bottom: 1px solid #ddf;
}

.sponsor-container {
    height: 10em;
    display: flex;
    align-items: center;
    justify-content: center }

.sponsor-container img {
    margin: 0 }

@media(max-width: 999px) {

    /* for mobile */
    #organizers ul li.person-card {
        width: 50%;
        height: 200px;
    }

    #organizers ul li.person-card a img {
        width: 80%;
        height: 80%;
    }


    blockquote.hero {
        border-left: solid 2px #e1e2e3;
    }

    .hero ul li {
        font-style: inherit;
        font-size: 13px;
        line-height: 1.6
    }


    .hero ul {
        padding: 0 10px 0 10px
    }

    .news-v3 .news-v3-in {
        padding: 30px 20px
    }

    .news-v3 p,
    .save_the_date p {
        text-align: justify;
        font-size: 13px;
    }

    .timeline-v2>li {
        text-align: left
    }

}

@media(min-width: 999px) {

    /* for PC */
    .timeline-v2>li .cbp_tmtime span:first-child {
        font-size: 16px;
        color: #9e0808;
        font-weight: 800;
    }

    .timeline-v2:before {
        left: 20%
    }

    .timeline-v2>li .cbp_tmlabel {
        margin-left: 21%
    }

    .timeline-v2>li .cbp_tmicon {
        left: 20%
    }
}


.accepted-papers-caption strong {
    margin: 30px 0 15px
}

.accepted-papers-table {
    font-size: 13px;
    border: 1px solid #eee
}

.accepted-papers-table td {
    border: 1px solid #eee;
    padding: 10px
}

.accepted-papers-table tr td:nth-child(1) {
    background: #f7f7f7;
    font-weight: bold;
    font-size: 12px;
    width: 300px
}

.accepted-papers-caption-new {
    padding: 50px 0 20px;
    color: #2c2c2c
}

.accepted-papers-caption-new strong {
    font-size: 3rem !important;
}

#FullPaper {
    padding: 0px 0 20px
}

.accepted-papers-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0 !important;
    word-spacing: 0.1rem;
}

.accepted-papers-authors {
    font-size: 1.5rem;
    margin: 0 0 20px;
    word-spacing: 0.1rem;
}

.default-table th {
    border-color:black;
    border-style:solid;
    border-width:1px;
    font-weight:normal;
    overflow:hidden;
    padding:10px 5px;
    text-align:left;
    vertical-align:top;
    word-break:normal
}

.default-table td {
    border-color:black;
    border-style:solid;
    border-width:1px;
    overflow:hidden;
    font-size:0.8em;
    padding:10px 5px;
    text-align:left;
    vertical-align:top;
    word-break:normal   
}

.default-ul ul {
    font-size: 13px;
}

/* Elegant Collapsible Panels for Accepted Papers */
.panel-group-elegant {
    margin-bottom: 20px;
}

.panel-elegant {
    background-color: #ffffff;
    border: 1px solid #e8e8e8;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    margin-bottom: 15px;
    transition: all 0.3s ease;
}

.panel-elegant:hover {
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}

.panel-heading-elegant {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-bottom: none;
    border-radius: 7px 7px 0 0;
    padding: 0;
}

.panel-title-elegant {
    margin: 0;
}

.panel-title-elegant a {
    display: block;
    padding: 18px 25px;
    color: #ffffff;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    position: relative;
    transition: all 0.3s ease;
}

.panel-title-elegant a:hover,
.panel-title-elegant a:focus {
    color: #ffffff;
    text-decoration: none;
    background: rgba(255,255,255,0.1);
}

.panel-title-elegant a:after {
    content: '\f107';
    font-family: 'FontAwesome';
    position: absolute;
    right: 25px;
    top: 50%;
    transform: translateY(-50%);
    transition: transform 0.3s ease;
    font-size: 18px;
}

.panel-title-elegant a.collapsed:after {
    transform: translateY(-50%) rotate(-90deg);
}

.panel-collapse-elegant {
    border-radius: 0 0 7px 7px;
    overflow: hidden;
}

.panel-body-elegant {
    padding: 25px;
    background-color: #fafafa;
    border-radius: 0 0 7px 7px;
}

.paper-count-badge {
    background: rgba(255,255,255,0.2);
    color: #ffffff;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    margin-left: 10px;
}

.section-divider {
    height: 1px;
    background: linear-gradient(to right, transparent, #e8e8e8, transparent);
    margin: 10px 0;
}

/* Override accepted papers styles for elegant panels */
.panel-body-elegant .accepted-papers-title {
    color: #2c3e50;
    font-weight: 600;
    margin: 15px 0 8px 0;
    padding-left: 15px;
    border-left: 3px solid #667eea;
    font-size: 1.3rem;
}

.panel-body-elegant .accepted-papers-authors {
    color: #7f8c8d;
    font-style: italic;
    margin-bottom: 15px;
    padding-left: 18px;
    font-size: 1.2rem;
}

/* Nested Sub-Panels for Rounds */
.sub-panel-group {
    margin: -10px -15px 10px -15px;
}

.sub-panel {
    background-color: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 6px;
    margin-bottom: 10px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.sub-panel-heading {
    background: linear-gradient(135deg, #6c757d 0%, #495057 100%);
    border-radius: 5px 5px 0 0;
    padding: 0;
}

.sub-panel-title {
    margin: 0;
}

.sub-panel-title a {
    display: block;
    padding: 12px 18px;
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    position: relative;
    transition: all 0.2s ease;
}

.sub-panel-title a:hover,
.sub-panel-title a:focus {
    color: #ffffff;
    text-decoration: none;
    background: rgba(255,255,255,0.1);
}

.sub-panel-title a:after {
    content: '\f107';
    font-family: 'FontAwesome';
    position: absolute;
    right: 18px;
    top: 50%;
    transform: translateY(-50%) rotate(-90deg);
    transition: transform 0.2s ease;
    font-size: 14px;
}

.sub-panel-title a.collapsed:after {
    transform: translateY(-50%) rotate(-90deg);
}

.sub-panel-title a[aria-expanded="true"]:after {
    transform: translateY(-50%) rotate(0deg);
}

.sub-panel-body {
    padding: 15px 18px;
    background-color: #ffffff;
    border-radius: 0 0 5px 5px;
}

.round-badge {
    background: rgba(255,255,255,0.25);
    color: #ffffff;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 500;
    margin-left: 8px;
}

/* Round-specific gradient colors */
.round1-gradient {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%) !important;
}

.round2-gradient {
    background: linear-gradient(135deg, #007bff 0%, #6610f2 100%) !important;
}

/* Mobile-specific fixes for touch devices */
@media (max-width: 768px) {
    /* Ensure touch targets are large enough */
    .panel-title-elegant a,
    .sub-panel-title a {
        min-height: 48px;
        display: flex;
        align-items: center;
        -webkit-tap-highlight-color: rgba(0,0,0,0.1);
        -webkit-touch-callout: none;
        -webkit-user-select: none;
        -khtml-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
    }
    
    /* Remove hover effects on touch devices */
    .panel-title-elegant a:hover,
    .sub-panel-title a:hover {
        background: none;
    }
    
    /* Add active state for better touch feedback */
    .panel-title-elegant a:active,
    .sub-panel-title a:active {
        background: rgba(255,255,255,0.2) !important;
        transform: scale(0.98);
        transition: all 0.1s ease;
    }
    
    /* Ensure panels are properly spaced on mobile */
    .panel-elegant {
        margin-bottom: 10px;
    }
    
    .sub-panel {
        margin-bottom: 8px;
    }
    
    /* Increase padding for better touch experience */
    .panel-body-elegant {
        padding: 20px 15px;
    }
    
    .sub-panel-body {
        padding: 12px 15px;
    }
}

/* iOS specific fixes */
.ios-device .panel-title-elegant a,
.ios-device .sub-panel-title a {
    cursor: pointer !important;
    -webkit-tap-highlight-color: rgba(0,0,0,0.1);
}

/* Android specific fixes */
@media screen and (max-device-width: 768px) and (orientation: portrait),
       screen and (max-device-width: 1024px) and (orientation: landscape) {
    .panel-title-elegant a,
    .sub-panel-title a {
        -webkit-tap-highlight-color: transparent;
        outline: none;
    }
    
    /* Ensure smooth scrolling */
    .panel-body-elegant,
    .sub-panel-body {
        -webkit-overflow-scrolling: touch;
    }
}